Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 18.62
Milk (kg) -393.00 -0.014 5.50
Fat (kg) -17.06 -0.375 6.39
Prot (kg) -15.25 -0.441 6.73
Fertility Sub Index 4.80
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) 0.51 1.117 0.57
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 0.70
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 30.29

* Based on an €80/tonne carbon price